In a power output apparatus of the invention, a battery 36 is constructed by a lithium ion battery satisfying a first requirement of SbPm2max>0. A root message and reply groupings are identified, each reply grouping depending from the root message. Additionally, based on the results of the interpretation, the slide may undergo additional testing or staining, and additional samples may be prepared and tested. In response to receiving the indication, the system uniquely identifies an electronic document from which the rendered document was rendered. Furthermore, the present invention relates to a milling device with a rotor housing having such a cleaning apparatus and a method for cleaning a rotor housing. Current regulations prohibit certain game operators from using certain games such as traditional craps and roulette.